[llvm-commits] [llvm] r125101 - /llvm/trunk/lib/CodeGen/SplitKit.cpp

[Jakob Stoklund Olesen]

Author: stoklund
Date: Tue Feb  8 12:50:18 2011
New Revision: 125101

URL: http://llvm.org/viewvc/llvm-project?rev=125101&view=rev
Log:
Add assertion.

Modified:
    llvm/trunk/lib/CodeGen/SplitKit.cpp

Modified: llvm/trunk/lib/CodeGen/SplitKit.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SplitKit.cpp?rev=125101&r1=125100&r2=125101&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SplitKit.cpp (original)
+++ llvm/trunk/lib/CodeGen/SplitKit.cpp Tue Feb  8 12:50:18 2011
@@ -857,9 +857,10 @@
   }
   DEBUG(dbgs() << ": valno " << ParentVNI->id << '\n');
 
-  MachineBasicBlock::iterator MII = LIS.getInstructionFromIndex(Idx);
-  VNInfo *VNI = defFromParent(0, ParentVNI, Idx,
-                              *MII->getParent(), llvm::next(MII));
+  MachineInstr *MI = LIS.getInstructionFromIndex(Idx);
+  assert(MI && "No instruction at index");
+  VNInfo *VNI = defFromParent(0, ParentVNI, Idx, *MI->getParent(),
+                              llvm::next(MachineBasicBlock::iterator(MI)));
   return VNI->def;
 }